Mixing of genetic information during a sexual life cycle of a species will introduce genetic variations. Which of the following correctly shows process that increase genetic diversity?

I. Random fertilization
II. Mitosis
III. Independent assortment of chromosomes
IV. Crossing over of alleles

a) l, III, and IV
b) I only
c) I, II, and III
d) lll and IV only

The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community

What percentage of light hits earth's surface directly?

How do the evolutionary chart and the video support the claim that all living things are made up of cells?